World Quantum Readiness Day
DigiCert’s current event page and August 2026 announcement identify the third annual World Quantum Readiness Day on 17 September 2026.
Date and recurrence
17 September 2026 for the third annual edition
The stored date is verified for a specific edition only. It is not projected into another year without a fresh authoritative source.
Scope and status
The verified scope stored for this record is DigiCert-organized global virtual cybersecurity and post-quantum-readiness event. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
- Refresh the target year before publishing a new date when the record is not safely portable.
Sources
- DigiCert — World Quantum Readiness Day 2026First Party
- DigiCert — 2026 speaker announcementFirst Party
Frequently asked questions
When is World Quantum Readiness Day?
17 September 2026 for the third annual edition The stored recurrence guidance is: Refresh the authoritative target-year edition/schedule; current stored evidence: 17 September 2026 for the third annual edition.
Does World Quantum Readiness Day fall on the same date every year?
No. The stored date is edition-specific and must be refreshed for another year.
Is World Quantum Readiness Day an official public holiday?
The authority record verifies it within this scope: DigiCert-organized global virtual cybersecurity and post-quantum-readiness event. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes World Quantum Readiness Day?
The stored designation basis is: DigiCert’s current event page and August 2026 announcement identify the third annual World Quantum Readiness Day on 17 September 2026.. Supporting provenance includes DigiCert — World Quantum Readiness Day 2026. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is World Quantum Readiness Day international or country-specific?
The record has international or global institutional scope: DigiCert-organized global virtual cybersecurity and post-quantum-readiness event. That does not mean every country treats the date as a public holiday or observes it in the same way.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-07.
Other observances on September 17
These records also resolve to September 17, 2026 under the current authority data.
AKC Responsible Dog Ownership Day
The American Kennel Club designated September 17, the anniversary of the AKC’s founding, as AKC Responsible Dog Ownership Day and continues to publish the observance through its Responsible…
Australian Citizenship Day
Australian Department of Home Affairs
Constitution Day and Citizenship Day
The U.S. Courts’ official educational observance page identifies Constitution Day and Citizenship Day around 17 September, the anniversary of the Constitution’s signing.
International Country Music Day
Timeanddate identifies September 17 as International Country Music Day and treats it as an unofficial observance.
National Apple Dumpling Day
Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list National Apple Dumpling Day on 17 September.
National DEI Day
The National DEI Day organizer site states that the observance is held each year on September 17, deliberately coinciding with U.S. Constitution Day and Citizenship Day.